package day05;

import javax.swing.*;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.List;

public class JFrameDemo {
    public static void main(String[] args) {
        JFrame jf=new JFrame("没有时间的办公室和有时间的刮风下雨");
        jf.setSize(500,300);
        jf.setVisible(true);
        JPanel jp=new JPanel();
        jf.add(jp);
        JLabel bg=new JLabel();
        jp.setLayout(null);
        bg.setSize(480,480);
        jp.add(bg);
        JButton jb=new JButton();
        jb.setSize(59,66);
//        Collections.shuffle();

    }
}
